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Finding the Fourth Proportional to 822,860.84, 1,135,653 and 460,304.84

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Solution

The fourth proportional to 822,860.84, 1,135,653 and 460,304.84 is: 635,279.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,860.84 : 1,135,653 = 460,304.84 : x
  2. Step 2: Convert to fraction form
    822,860.84/1,135,653 = 460,304.84/x
  3. Step 3: Cross multiply
    822,860.84x = 1,135,653 × 460,304.84
  4. Step 4: Simplify right side
    822,860.84x = 522,746,572,460.52
  5. Step 5: Solve for x
    x = 522,746,572,460.52/822,860.84
  6. Step 6: Final answer
    x = 635,279.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.